== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California

Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 9:27:43 PM (PDT) on Friday, May 3, 2013.
The magnitude 0.5 event occurred 2 km (1 miles) NE (46 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).

Magnitude		0.5 - duration magnitude (Md)
Time		Friday, May 3, 2013 at 9:27:43 PM (PDT) Saturday, May 4, 2013 at 4:27:43 (UTC)
Distance from		The Geysers, CA - 2 km (1 miles) NE (46 degrees) Kelseyville, CA - 19 km (12 miles) SSE (166 degrees) Lower Lake, CA - 19 km (12 miles) SW (235 degrees) Santa Rosa, CA - 42 km (26 miles) N (351 degrees)
Coordinates		38 deg. 48.8 min. N (38.813N), 122 deg. 47.2 min. W (122.787W)
Depth		2.1 km (1.3 miles)
Quality		Excellent
Location Quality Parameters		Nst= 14, Nph= 14, Dmin=1 km, Rmss=0.04 sec, Erho=0.2 km, Erzz=0.5 km, Gp=46.8 degrees
Event ID#		nc71985101
Additional Information		map || waveforms
		Waveforms

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